GRE
The area of the shaded region
$$2$$
$$5t+4$$
$$0$$
The greatest integer less than $$\frac{m}{n}$$
$$q$$
$$\frac{100}{1+\frac{1}{y}}$$
$$90$$
$$x$$
$$35$$
The length of the third side of the triangle
$$11$$
$$RS$$
$$PQ$$
25000 +道题目
6本备考书籍